Ligand ID: EY4 Drugbank ID: DB11371 (Alfaxalone) Indication: Alfaxalone, also known as alphaxalone or alphaxolone, is a neuroactive steroid and general anaesthetic. It is used in veterinary practice under the trade name Alfaxan, and is licensed for use in both dogs and cats. Along with alfadolone, it is also one of the constituents of anesthetic drug mixture althesin.